7895979

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 14536704

約数和(自身を除く): 6640725

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 311, 403, 651, 819, 933, 1209, 1953, 2177, 2799, 2821, 3627, 4043, 6531, 8463, 9641, 12129, 19593, 25389, 28301, 28923, 36387, 67487, 84903, 86769, 125333, 202461, 254709, 375999, 607383, 877331, 1127997, 2631993, 7895979]

約数ペア:

[(1, 7895979), (3, 2631993), (7, 1127997), (9, 877331), (13, 607383), (21, 375999), (31, 254709), (39, 202461), (63, 125333), (91, 86769), (93, 84903), (117, 67487), (217, 36387), (273, 28923), (279, 28301), (311, 25389), (403, 19593), (651, 12129), (819, 9641), (933, 8463), (1209, 6531), (1953, 4043), (2177, 3627), (2799, 2821)]